Actor Luis Guzmán, of “We’re the Millers,” “Boogie Nights,” and “Oz,” was at the Bruno Mars show at the TD Garden on Wednesday night. . . . After a busy day of radio gigs, Billboard star Ed Sheeran dined with friends at Strega North End on Wednesday.Names can be reached at firstname.lastname@example.org. Follow Mark Shanahan on Twitter @MarkAShanahan. Follow Meredith Goldstein on Twitter @MeredithGoldste.